DescriptionAll terminals and connectors are constructed of copper, and are electro tin-plated to ensure maximum electrical conductivity after crimping. Insulation sleeve provides good dielectric strength and withstands the pressure of crimping. Strip wire insulation, crimp connector barrel with a wire crimper.Feature-Color: Red. - Material: Copper. - Size: 1.5 x 0.3 x 0.1cm. - Various Connectors - Package comes with 1000 insulated terminals and connectors in the most commonly used sizes. - Used For Electrical Repair - A handy assortment of terminals and connectors included for quick electrical repairs. - A Complete Set - Comes with all you need to make solder less electrical repairs around the home, shop or outside. - Wide Use: Butt, Ring, Spade, Quick disconnect are included in this multi application set. Electrical crimp connectors for household, vehicle and more. Here you will find the right connectors for all your electrical wiring projects.